org.eclipse.xtext.ui.editor.hover.IEObjectHoverProvider Java Examples

@Override
public IInformationControlCreator getInformationPresenterControlCreator() {
	if(contextObject != null && textViewer != null && contextRegion != null){
		IEObjectHoverProvider hoverProvider = serviceProvider.findService(contextObject , IEObjectHoverProvider.class);
		if (hoverProvider!=null){
			IInformationControlCreatorProvider hoverInfo = hoverProvider.getHoverInfo(contextObject, textViewer, contextRegion);
			if(hoverInfo instanceof IInformationControlCreatorProvider2){
				return ((IInformationControlCreatorProvider2)hoverInfo).getInformationPresenterControlCreator();
			}
		}
	}
	return null;
}
 

public IInformationControlCreatorProvider getInformationControlCreatorProvider(ITextViewer textViewer,
		IRegion hoverRegion) {

	if (!IS_JAVA_DEBUG_HOVER_AVAILABLE)
		return null;

	final JavaDebugHover javaDebugHover = injector.getInstance(JavaDebugHover.class);
	final Object hoverInfo = javaDebugHover.getHoverInfo2(textViewer, hoverRegion);
	if (hoverInfo == null)
		return null;

	return new IEObjectHoverProvider.IInformationControlCreatorProvider2() {
		@Override
		public IInformationControlCreator getHoverControlCreator() {
			return javaDebugHover.getHoverControlCreator();
		}

		@Override
		public Object getInfo() {
			return hoverInfo;
		}

		@Override
		public IInformationControlCreator getInformationPresenterControlCreator() {
			return javaDebugHover.getInformationPresenterControlCreator();
		}
	};
}
 

public void configure(Binder binder) {
	binder.bind(IEObjectHoverProvider.class).to(JdtHoverProvider.class);
	binder.bind(IEObjectHoverDocumentationProvider.class).to(JdtHoverDocumentationProvider.class);
	binder.bind(IResourceServiceProvider.class).to(SharedCommonTypesResourceServiceProvider.class);
	binder.bind(IResourceSetProvider.class).to(XtextResourceSetProvider.class);
	binder.bindConstant().annotatedWith(Names.named(Constants.FILE_EXTENSIONS)).to("java");

	binder.bind(IQualifiedNameProvider.class).to(JvmIdentifiableQualifiedNameProvider.class);
	binder.bind(ICopyQualifiedNameService.class).to(DefaultCopyQualifiedNameService.class);
	binder.bind(IJvmTypeProvider.Factory.class).to(JdtTypeProviderFactory.class);
	binder.bind(IRenameRefactoringProvider.class).to(DefaultRenameRefactoringProvider.class);
	binder.bind(AbstractRenameProcessor.class).to(JvmMemberRenameProcessor.class);
	binder.bind(IRenameStrategy.Provider.class).to(JvmMemberRenameStrategy.Provider.class);
	binder.bind(RefactoringResourceSetProvider.class).to(JvmRefactoringResourceSetProvider.class);
	binder.bind(String.class).annotatedWith(Names.named(Constants.LANGUAGE_NAME)).toInstance("Java");

	binder.bind(IResourceDescriptions.class).annotatedWith(Names.named(ResourceDescriptionsProvider.LIVE_SCOPE))
			.to(LiveShadowedResourceDescriptions.class);
	binder.bind(IResourceDescriptions.class)
			.annotatedWith(Names.named(ResourceDescriptionsProvider.NAMED_BUILDER_SCOPE))
			.to(CurrentDescriptions.ResourceSetAware.class);
	binder.bind(IResourceDescriptions.class)
			.annotatedWith(Names.named(ResourceDescriptionsProvider.PERSISTED_DESCRIPTIONS))
			.to(IBuilderState.class);

	binder.bind(IWorkspaceRoot.class).toInstance(ResourcesPlugin.getWorkspace().getRoot());
	binder.bind(ITraceForStorageProvider.class).to(TraceForStorageProvider.class);

	binder.bind(IReferenceUpdater.class).to(NullReferenceUpdater.class);
}
 

/**
 * Build a directory of node hovers indexed by the {@link EObject}.
 *
 * @param model
 *          the model for which to build the hover map, must not be {@code null}
 */
private void buildHoverMap(final EObject model) {
  // All contained features
  List<EStructuralFeature> features = model.eClass().getEAllStructuralFeatures();
  for (EStructuralFeature feature : features) {
    if (feature instanceof EReference && model.eIsSet(feature)) {
      EList<EObject> children = getFeatureValues(model, feature);
      boolean referenceAdded = false;
      IEObjectHoverProvider hoverProvider = getHoverProvider();
      for (EObject childModelElement : children) {
        if (!childModelElement.eIsProxy()) {
          buildHoverMap(childModelElement);
          Object element = childModelElement.eClass();
          Object hover = hoverProvider.getHoverInfo(childModelElement, null, null).getInfo();
          if (element != null && hover != null) {
            addToHoverMap(element, hover.toString());
            // also add the hover using the reference feature as key
            if (!referenceAdded) {
              addToHoverMap(feature, hover.toString());
              referenceAdded = true;
            }
          }
        }
      }
    }
  }
}
 

/**
 * Bind custom IEObjectHoverProvider.
 */
public Class<? extends IEObjectHoverProvider> bindIEObjectHoverProvider() {
	return N4JSHoverProvider.class;
}
 

public Class<? extends IEObjectHoverProvider> bindIEObjectHoverProvider() {
	return XbaseHoverProvider.class;
}
 

public Class<? extends IEObjectHoverProvider> bindIEObjectHoverProvider() {
	return DotHtmlLabelSubgrammarHoverProvider.class;
}
 

public Class<? extends IEObjectHoverProvider> bindIEObjectHoverProvider() {
	return DotHoverProvider.class;
}
 

@Override
public Class<? extends IEObjectHoverProvider> bindIEObjectHoverProvider() {
	return XtendHoverProvider.class;
}
 

public Class<? extends IEObjectHoverProvider> bindIEObjectHoverProvider() {
	return GamlHoverProvider.class;
}
 

public Class<? extends IEObjectHoverProvider> bindIEObjectHoverProvider() {
    return yangHoverProvider.class;
}
 

public Class<? extends IEObjectHoverProvider> bindIEObjectHoverProvider() {
	return SARLHoverProvider.class;
}
 

/**
 * Returns {@link IEObjectHoverProvider} for hover functionality of the editor.
 *
 * @return the {@link IEObjectHoverProvider} class for hover functionality, never {@code null}
 */
protected IEObjectHoverProvider getHoverProvider() {
  return getXtextTestUtil().get(IEObjectHoverProvider.class);
}